Question Screen looks blurry when connected to gpu and not apu

Worlr

Reputable
Nov 21, 2019
31
1
4,545
Hi.
I’m using 3400g with rx570.
I noticed that when I connect the monitor to the motherboard it looks much sharper and bright than when it’s connected to the 570.
I’m using the same cable.
Why is that and is there a fix?